20231995

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 29675520

約数和(自身を除く): 9443525

約数列:

[1, 5, 7, 29, 31, 35, 145, 155, 203, 217, 643, 899, 1015, 1085, 3215, 4495, 4501, 6293, 18647, 19933, 22505, 31465, 93235, 99665, 130529, 139531, 578057, 652645, 697655, 2890285, 4046399, 20231995]

約数ペア:

[(1, 20231995), (5, 4046399), (7, 2890285), (29, 697655), (31, 652645), (35, 578057), (145, 139531), (155, 130529), (203, 99665), (217, 93235), (643, 31465), (899, 22505), (1015, 19933), (1085, 18647), (3215, 6293), (4495, 4501)]